(19)

(11)

EP 3 294 832 A1

(12)

(43) Date of publication: 21.03.2018 Bulletin 2018/12 (21) Application number: 16793536.0 (22) Date of filing: 12.05.2016

(51) International Patent Classification (IPC):  C09K 8/58(2006.01) C09K 8/36(2006.01) C09K 8/60(2006.01) (86) International application number: PCT/US2016/032130 (87) International publication number: WO 2016/183335 (17.11.2016 Gazette 2016/46)

(84) Designated Contracting States: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR Designated Extension States: BA ME Designated Validation States: MA MD (30) Priority: 13.05.2015 US 201562160700 P (71) Applicant: Ecolab USA Inc. St. Paul, MN 55102 (US)

(72) Inventors: LOGAN, Zachary Wilson Casper, Wyoming 82604 (US) ANDREWS, William J. Colorado 80201 (US) BRINKMAN, Kerry C. Naperville, Illinois 60563-1198 (US) REED, Peter E. Naperville, Illinois 60563-1198 (US) GILLENWATER, Warren T. Chicago, Illinois 60638 (US) BODE, Heinrich Chicago, Illinois 60563-1198 (US) BIGGS, Martin David Denver, Colorado 80231 (US) (74) Representative: HGF Limited  Delta House 50 West Nile Street Glasgow G1 2NP 50 West Nile Street Glasgow G1 2NP (GB)